3.) A hotel rents a double-occupancy room for $20 more than a single-
occupancy room. One night, the hotel took in $3115 after renting
15 double-occupancy rooms and 26 single-occupancy rooms.
Write and solve a linear system to find the cost of renting a double-
occupancy room and the cost of renting a single-occupancy room.

The distance around the lake is 2 kilometers. ifelena wants to run 14 kilometers this week, howmany laps must she run around the lake

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.